HairStrandsCore/Public/GroomAsset.h
Get the size of the object/resource for use in memory tools or to display to artists/LDs in the Editor This is the extended version which separates up the used memory into different memory regions (the actual definition of which may be platform specific).
virtual void GetResourceSizeEx ( [FResourceSizeEx](API\Runtime\Core\ProfilingDebugging\FResourceSizeEx) & CumulativeResourceSize )